syzbot suspects this issue was fixed by commit: commit 6f861765464f43a71462d52026fbddfc858239a5 Author: Jan Kara <jack@xxxxxxx> Date: Wed Nov 1 17:43:10 2023 +0000 fs: Block writes to mounted block devices bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=17e3f58e180000 start commit: eb3479bc23fa Merge tag 'kbuild-fixes-v6.7' of git://git.ke.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=bdf178b2f20f99b0 dashboard link: https://syzkaller.appspot.com/bug?extid=6ec38f7a8db3b3fb1002 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15073fd4e80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17b20b8f680000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: fs: Block writes to mounted block devices For information about bisection process see: https://goo.gl/tpsmEJ#bisection